/Engine/Source/Editor/UnrealEd/Classes/ActorFactories/ActorFactoryBlueprint.h
Initialize NewActorClass if necessary, and return that class.
virtual [UClass](API\Runtime\CoreUObject\UObject\UClass) * GetDefaultActorClass ( const [FAssetData](API\Runtime\CoreUObject\AssetRegistry\FAssetData) & AssetData )